Dailydirt: Fresh Drinking Water

from the urls-we-dig-up dept

Potable water is an extremely valuable resource, even though most people take it for granted. Not too many people are concerned about "peak water" yet, but there are some folks looking into the feasibility of towing icebergs to places where clean water is scarce. There are numerous ways to get clean water, but most of them are fairly energy intensive (and thereby expensive). Here are just a few notable projects for purifying water.